Brittany2896 Brittany2896

11-06-2021
Mathematics

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W varies directly with the square of n and when n = 5, W = 175. Find n when W = 448

n =

Respuesta :

11-06-2021

Answer:

n = 8.

Step-by-step explanation:

n^2 × constant nunber = W.

5^2 × constant number = 175. So the constant number is 7.

When W = 448, n^2 = W/7, n^2 = 64.

Thus, n = 8.

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